| | Site | License number | Start date | Title | Topic |
|---|
| ENS 57678 | Southern California Edison Company | GL | 23 April 2025 22:54:00 | Offsite Notification | |
| ENS 57571 | Hoag Hospital Irvine | 8034-30 | 25 February 2025 08:00:00 | Medical Event | |
| ENS 57202 | Southern California Edison Company | GL | 1 July 2024 14:34:00 | Offsite Notification for Reported Leak | |
| ENS 57078 | Testing Engineers, Inc. | 3691-07 | 13 April 2024 07:00:00 | Agreement State - Stolen Gauge | Moisture Density Gauge Stolen |
| ENS 56918 | Harrington Geotechnical Engineering, Inc. | 5657-30 | 8 January 2024 08:00:00 | Agreement State - Stolen Gauge | Moisture Density Gauge Stolen |
| ENS 56456 | Pei, Inc. | 8323-34 | 6 April 2023 02:00:00 | Stolen Nuclear Gauges | Moisture Density Gauge Stolen Troxler Moisture Density Gauge |
| ENS 56132 | Southern California Edison Company | GL | 29 September 2022 23:05:00 | Offsite Notification for Pollutant Discharge | |
| ENS 55820 | Miller Pacific Engineering Group | 5411-21 | 1 April 2022 07:00:00 | Two Stolen Then Recovered Moisture Density Gauges | Moisture Density Gauge Stolen |
| ENS 55752 | G3 Quality, Inc | 7986-19 | 21 February 2022 08:00:00 | Stolen Moisture Density Gauge | Moisture Density Gauge Stolen |
| ENS 55545 | Cte Cal, Inc. | 8327-01 | 26 October 2021 12:30:00 | Stolen Moisture Density Gauge | Moisture Density Gauge Stolen Troxler Moisture Density Gauge |
| ENS 55401 | Envirocheck | General License | 6 August 2021 07:00:00 | Stolen XRF Analyzer | Moisture Density Gauge Stolen |
| ENS 55340 | | 4385-57 | 3 July 2021 07:00:00 | Stolen Moisture Density Gauge | Moisture Density Gauge Stolen |
| ENS 55249 | Dees And Associates, Inc. | 7538-44 | 11 May 2021 07:00:00 | Discovered Density Gauge | Moisture Density Gauge Stolen Troxler Moisture Density Gauge |
| ENS 55165 | Kern County-Roads Department | 1755-15 | 31 March 2021 07:00:00 | Lost Moisture Gauge | Moisture Density Gauge |
| ENS 55075 | Langan Engineering And Environmental Services, Inc. | 8224-43 | 15 January 2021 08:00:00 | Stolen Moisture / Density Gauges | Moisture Density Gauge Stolen |
| ENS 54858 | California Radiation Control Program | 7042-28 | 25 August 2020 07:00:00 | Agreement State Report - Source Potentially Damaged by Fire | |
| ENS 54736 | California Radiation Control Program | 7782-34 | 4 June 2020 16:41:00 | Agreement State Report - Stolen Moisture Density Gauge | Moisture Density Gauge Stolen |
| ENS 54659 | California Radiation Control Program | 6370-39 | 9 April 2020 07:00:00 | Agreement State Report - Lost Gauge | Moisture Density Gauge |
| ENS 54612 | San Onofre | GL | 26 March 2020 03:00:00 | Offsite Notification for Sewage Release | Sewage Treatment Plant |
| ENS 54167 | Ge - Hitachi | R-33 | 16 July 2019 20:26:00 | Notification of Unusual Event Due to Earthquake Felt on Site | Earthquake |
| ENS 54106 | Yale Bertolucci | 7855-17 | 7 June 2019 07:00:00 | Agreement State Report - Damaged Moisture-Density Gauge | Moisture Density Gauge |
| ENS 53885 | G3Soilworks, Inc. | 6492-30 | 20 February 2019 17:03:00 | Agreement State Report - Stolen Moisture Density Gauge | Moisture Density Gauge Stolen |
| ENS 53513 | Trc | 2536-43 | 16 July 2018 07:00:00 | Recovery of a Stolen Troxler Moisture Density Gauge | Moisture Density Gauge Stolen Troxler Moisture Density Gauge |
| ENS 53066 | Purcell, Rhodes, & Associates | 2898-07 | 10 November 2017 08:00:00 | Agreement State Report - Stolen Moisture Density Gauge | Moisture Density Gauge Stolen |
| ENS 53045 | Krazan & Associates, Inc. | 4247-10 | 30 October 2017 07:00:00 | Agreement State Report - Lost Troxler Moisture Density Gauge | Moisture Density Gauge Troxler Moisture Density Gauge |
| ENS 51857 | Geo-Advantec, Inc. | 7949-19 | 7 April 2016 07:00:00 | Agreement State Report - Damaged Moisture Density Gauge | Moisture Density Gauge |
| ENS 51835 | Kleinfelder, Inc. | 6728-10 | 29 March 2016 07:00:00 | Agreement State Report - Damaged Moisture/Density Gauge | Troxler Moisture Density Gauge |
| ENS 51790 | Foothills Geotechnical Services | 7448-09 | 12 March 2016 07:00:00 | California Agreement State Report - Stolen Moisture Density Gauge | Moisture Density Gauge Stolen Troxler Moisture Density Gauge |
| ENS 51361 | Mitsubishi Rayon Carbon Fiber And Composites | GL | 11 August 2015 07:00:00 | Agreement State Report - Radioactive Source Sent to a Waste Recycling Facility and Returned | |
| ENS 47251 | Arrow Engineering | | 8 September 2011 12:00:00 | Agreement State Report- Reported Stolen and Then Found Moisture/Density Gauge | Moisture Density Gauge Stolen Troxler Moisture Density Gauge |
| ENS 46509 | Diablo Canyon | | 26 December 2010 00:25:00 | Notification of Unusual Event Declared Due to High Winds | High winds |
| ENS 45684 | San Onofre | | 8 February 2010 08:10:00 | Emergency Siren Spurious Actuation | Siren |
| ENS 45626 | Iesco, Llc | 6571-19 | 9 January 2010 08:00:00 | Agreement State Report - Radiography Source Disconnected | |
| ENS 44985 | San Onofre | | 12 April 2009 11:30:00 | Offsite Notification Due to Sulfuric Acid Spill Into Burm | |
| ENS 44983 | San Onofre | | 10 April 2009 16:00:00 | Offsite Notification Due to Sulfuric Acid Overflow | |
| ENS 43933 | San Onofre | | 25 January 2008 17:00:00 | Offsite Notification Due to Inadvertent Actuation of Emergency Siren | Siren |